N-VAR
颠倒是非；曲解；歪曲
A perversion of something is a form of it that is bad or wrong, or the changing of it into this form.
例句
What monstrous perversion of the human spirit leads a sniper to open fire on a bus carrying children?...
是何等可怕的心理扭曲会导致狙击手向载满儿童的公共汽车开火？
The past has been scarred by countless perversions of justice.
无数的是非颠倒使过去的岁月伤痕累累。